diff --git a/snippets/csharp/System/DateTime/ToString/ToString4.cs b/snippets/csharp/System/DateTime/ToString/ToString4.cs
index f767dde6e5a..43251ca60a5 100644
--- a/snippets/csharp/System/DateTime/ToString/ToString4.cs
+++ b/snippets/csharp/System/DateTime/ToString/ToString4.cs
@@ -1,38 +1,40 @@
-// <Snippet3>
-using System;
+using System;
 using System.Globalization;
 
 public class ToStringExample3
 {
-   public static void Main2()
-   {
-      CultureInfo[] cultures = new CultureInfo[] {CultureInfo.InvariantCulture,
-                                                  new CultureInfo("en-us"),
-                                                  new CultureInfo("fr-fr"),
-                                                  new CultureInfo("de-DE"),
-                                                  new CultureInfo("es-ES"),
-                                                  new CultureInfo("ja-JP")};
+    public static void Main()
+    {
+        // <Snippet3>
+        CultureInfo[] cultures = [
+            CultureInfo.InvariantCulture,
+            new CultureInfo("en-us"),
+            new CultureInfo("fr-fr"),
+            new CultureInfo("de-DE"),
+            new CultureInfo("es-ES"),
+            new CultureInfo("ja-JP")
+        ];
 
-      DateTime thisDate = new DateTime(2009, 5, 1, 9, 0, 0);
+        DateTime thisDate = new(2025, 5, 1, 9, 0, 0);
 
-      foreach (CultureInfo culture in cultures)
-      {
-         string cultureName;
-         if (string.IsNullOrEmpty(culture.Name))
-            cultureName = culture.NativeName;
-         else
-            cultureName = culture.Name;
+        foreach (CultureInfo culture in cultures)
+        {
+            string cultureName;
+            if (string.IsNullOrEmpty(culture.Name))
+                cultureName = culture.NativeName;
+            else
+                cultureName = culture.Name;
 
-         Console.WriteLine("In {0}, {1}",
-                           cultureName, thisDate.ToString(culture));
-      }
-      }
+            Console.WriteLine($"In {cultureName}, {thisDate.ToString(culture)}");
+        }
+
+        // The example produces the following output:
+        //    In Invariant Language (Invariant Country), 05/01/2009 09:00:00
+        //    In en-US, 5/1/2009 9:00:00 AM
+        //    In fr-FR, 01/05/2009 09:00:00
+        //    In de-DE, 01.05.2009 09:00:00
+        //    In es-ES, 01/05/2009 9:00:00
+        //    In ja-JP, 2009/05/01 9:00:00
+        // </Snippet3>
+    }
 }
-// The example produces the following output:
-//    In Invariant Language (Invariant Country), 05/01/2009 09:00:00
-//    In en-US, 5/1/2009 9:00:00 AM
-//    In fr-FR, 01/05/2009 09:00:00
-//    In de-DE, 01.05.2009 09:00:00
-//    In es-ES, 01/05/2009 9:00:00
-//    In ja-JP, 2009/05/01 9:00:00
-// </Snippet3>
diff --git a/snippets/csharp/System/DateTime/ToString/tostring.csproj b/snippets/csharp/System/DateTime/ToString/tostring.csproj
index c645c6b0fbb..0db7a648e12 100644
--- a/snippets/csharp/System/DateTime/ToString/tostring.csproj
+++ b/snippets/csharp/System/DateTime/ToString/tostring.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <StartupObject>MainClass</StartupObject>
   </PropertyGroup>